{"product_id":"siemens-qj22b080-80a-240v-2-pole-bolt-on-circuit-breaker","title":"Siemens QJ22B080 - 80 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState","description":"\u003cdiv\u003e\n\u003cp\u003eThe Siemens QJ22B080 is a robust 2-pole bolt-on molded case circuit breaker engineered to deliver dependable branch circuit overcurrent and short‑circuit protection in panelboards and load centers. With its precise thermal-magnetic trip mechanism and solid mounting design, this breaker keeps your electrical system safer and more reliable in daily use.\u003c\/p\u003e \u003ch3\u003eWhy the Siemens QJ22B080 stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eSecure bolt-on mounting\u003c\/strong\u003e provides a rigid, vibration‑resistant bus connection, reducing micro-arcing and movement that can loosen over time.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eThermal-magnetic trip unit\u003c\/strong\u003e delivers stable, repeatable protection by accurately sensing overloads and short circuits, even as ambient conditions change.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOEM-compatible design\u003c\/strong\u003e is built to work seamlessly with matching Siemens load centers and panelboards, ensuring plug‑and‑play compatibility and reliable performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVersatile application fit\u003c\/strong\u003e ideal for residential, commercial, and light industrial environments where durable, fast-acting protection matters.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHardened molded case construction\u003c\/strong\u003e for long service life in demanding electrical panels.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eTechnical specs at a glance\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Siemens\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e QJ22B080\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Thermal-magnetic molded case circuit breaker\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage Rating:\u003c\/strong\u003e 80 A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage Rating:\u003c\/strong\u003e 240 V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eNumber of Poles:\u003c\/strong\u003e 2\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMounting Style:\u003c\/strong\u003e Bolt-on\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrimary Application:\u003c\/strong\u003e Branch circuit overcurrent and short-circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases and practical benefits\u003c\/h3\u003e\n\u003cp\u003eProtecting electrical distribution in panelboards and load centers, the QJ22B080 shines in both new installations and panel upgrades. It’s well-suited for two‑pole circuits that feed essential equipment and large residential\/apartment loads, as well as light commercial subpanels where 80 A protection is required across shared feeders. The bolt-on design simplifies replacement in compatible Siemens panels, helping you achieve a secure, code‑compliant installation with fewer fitment issues.\u003c\/p\u003e \u003cp\u003eIn environments where equipment vibration is a concern—such as commercial or multi‑story residential settings—the rigid bus connection minimizes movement-induced wear. The thermal-magnetic trip provides reliable protection against both sustained overloads and sudden short circuits, reducing the risk of electrical damage and downtime.\u003c\/p\u003e \u003ch3\u003eWhy choose this over generic breakers?\u003c\/h3\u003e\n\u003cp\u003eUnlike generic options, the Siemens QJ22B080 is specifically engineered to pair with Siemens OEM load centers and panelboards, ensuring exact fit and optimized trip characteristics. Its combination of bolt-on rigidity, precise thermal-magnetic protection, and panel‑friendly design translates to fewer compatibility headaches and more consistent performance across installations.\u003c\/p\u003e \u003cp\u003eWhether you’re building a new panel, upgrading an existing system, or stocking a replacement part for a Siemens‑equipped project, the QJ22B080 delivers clear, tangible advantages: reliable protection, durable mounting, and straightforward integration with your Siemens infrastructure.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amp State","offers":[{"title":"Default Title","offer_id":46355159908514,"sku":null,"price":710.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/siemens-qj22b080-80-a-240-v-2-pole-bolt-on-circuit-breaker-ampstate-932.webp?v=1788736660","url":"https:\/\/www.ampstate.com\/products\/siemens-qj22b080-80a-240v-2-pole-bolt-on-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}